那香蕉是從上往下彎吧? 誰都可以有重力幫忙
所有跟帖:
• 應該是氣動力學吧,速度大的一麵壓強低 -500miles- ♂ (0 bytes) () 01/10/2023 postreply 11:56:46
• 應該是氣動力學吧,速度大的一麵壓強低 -500miles- ♂ (0 bytes) () 01/10/2023 postreply 11:56:46
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